<!DOCTYPE html>
<html>
<head>
    <meta id="viewport" name="viewport" content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no">
    <style>
        * {
            padding: 0;
            margin: 0;
            box-sizing: border-box;
        }
    </style>
</head>
<body>
<div id="root"></div>
</body>
</html>
